package com.extra;

import sun.misc.Unsafe;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.Executor;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.locks.AbstractQueuedSynchronizer;

public class Solution {
    public static void main(String[] args) throws InterruptedException {
        Solution1002 solution1002 = new Solution1002();
        String[] strs = new String[]{"bella","label","roller"};
        solution1002.commonChars(strs);
        HashMap<Object, Object> objectObjectHashMap = new HashMap<>();
        Hashtable<Object, Object> objectObjectHashtable = new Hashtable<>();
        ConcurrentHashMap<Object, Object> objectObjectConcurrentHashMap = new ConcurrentHashMap<>();
        ThreadLocal<Object> objectThreadLocal = new ThreadLocal<>();
    }
}
